(省略) # Application definition AUTH_USER_MODEL = 'users.User' INSTALLED_APPS = [ 'django.contrib.admin', 'django.contrib.auth', 'django.contrib.contenttypes', 'django.contrib.sessions', 'django.contrib.messages', 'django.contrib.staticfiles', 'users', ] (省略) # --- coding: utf-8 --- import re from django.db import models from django.contrib.auth.models import ( BaseUserManager, AbstractBaseUser, _us